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1. ¡¾ÎÊÌâÃèÊö¡¿ ´Ó¼üÅÌÊäÈëÒ»¸ö×Ö·û£¬Çó³öËüµÄǰÇýºÍºó¼Ì×Ö·û£¨°´ÕÕASCIIÂëÖµÅÅÐò£©£¬²¢°´ÕÕ´ÓСµ½´óµÄ˳ÐòÊä³öÕâÈý¸ö×Ö·ûºÍ¶ÔÓ¦µÄASCIIÖµ¡£ ¡¾ÊäÈëÐÎʽ¡¿ ´Ó¼üÅÌÊäÈëÒ»¸ö×Ö·û ¡¾Êä³öÐÎʽ¡¿ °´Á½ÐÐÊä³ö£º µÚÒ»Ðа´ÕÕ´ÓСµ½´óµÄ˳ÐòÊä³öÕâÈý¸ö×Ö·û£¬²¢ÒÔÒ»¸ö¿Õ¸ñ¸ô¿ª£» µÚ¶þÐа´ÕÕ´ÓСµ½´óµÄ˳ÐòÊä³öÈý¸ö×Ö·û¶ÔÓ¦µÄASCIIÖµ£¬²¢ÒÔÒ»¸ö¿Õ¸ñ¸ô¿ª¡£ ¡¾ÊäÈëÑùÀý¡¿ b ¡¾Êä³öÑùÀý¡¿ a b c 97 98 99 ¡¾ÑùÀý˵Ã÷¡¿ ÊäÈë×Ö·ûb£¬bµÄǰÇý×Ö·ûÊÇa£¬ºó¼Ì×Ö·ûÊÇc£¬µÚÒ»Ðа´ÕÕ´ÓСµ½´óµÄ˳ÐòÊä³öa b c£»µÚ¶þÐÐÊä³ö¶ÔÓ¦µÄASCIIÖµ97 98 99 ¡¾ÆÀ·Ö±ê×¼¡¿ ½á¹ûÍêÈ«ÕýÈ·µÃ20·Ö£¬Ã¿¸ö²âÊÔµã4·Ö¡£Ìá½»³ÌÐòÃûΪ£ºc0103.c¡£
//*´Ó¼üÅÌÊäÈëÒ»¸ö×Ö·û£¬Çó³öËüµÄǰÇýºÍºó¼Ì×Ö·û£¨°´ÕÕASCIIÂëÖµÅÅÐò£©£¬²¢°´ÕÕ´ÓСµ½´óµÄ˳ÐòÊä³öÕâÈý¸ö×Ö·ûºÍ¶ÔÓ¦µÄASCIIÖµ¡£*// #include
1 / 30
printf(\ scanf(\ //*´Ó¼üÅÌÊäÈëÒ»¸ö×Ö·û*// printf(\%c %c %c\\n\µÚÒ»Ðа´ÕÕ´ÓСµ½´óµÄ˳ÐòÊä³öÕâÈý¸ö×Ö·û£¬²¢ÒÔÒ»¸ö¿Õ¸ñ¸ô¿ª*// printf(\µÚ¶þÐа´ÕÕ´ÓСµ½´óµÄ˳ÐòÊä³öÈý¸ö×Ö·û¶ÔÓ¦µÄASCIIÖµ£¬²¢ÒÔÒ»¸ö¿Õ¸ñ¸ô¿ª¡£*// return 0; }
µ±Ç°±à³ÌÌ⣺µÚ¶þ´Î´ó×÷Òµ---ÊýÖµ±ä»» 2. ¡¾ÎÊÌâÃèÊö¡¿ ±àдһ³ÌÐò£¬´Ó¼üÅÌÊäÈëÊäÈëÒ»¸öÈýλÕýÕûÊý£¬È»ºó·´ÏòÊä³ö¶ÔÓ¦µÄÊý£¬Èç¹ûÊäÈëµÄÊý²»ÊÇÈýλÕýÕûÊý£¬ÔòÊä³ö£1¡£ ¡¾ÊäÈëÐÎʽ¡¿ ´Ó¼üÅÌÊäÈëÈýλµÄÕýÕûÊý¡£ ¡¾Êä³öÐÎʽ¡¿ Êä³ö½»»»ºóµÄÕýÕûÊýÖµ¡£ ¡¾ÊäÈëÑùÀý¡¿ 356 ¡¾Êä³öÑùÀý¡¿ 653 ¡¾ÑùÀý˵Ã÷¡¿ ´Ó¼üÅÌÊäÈëµÄÕýÕûÊýֵΪ356£¬½«¸ÃÊýµÄ¸öλÓë°Ù뻥»»£¬ËùµÃ½á¹ûΪ653.Èç¹ûÊäÈëµÄÕýÕûÊýΪ300£¬ÔòÊä³öΪ3¡£ ¡¾ÆÀ·Ö±ê×¼¡¿ ½á¹ûÍêÈ«ÕýÈ·µÃ20·Ö£¬Ã¿¸ö²âÊÔµã4·Ö¡£Ìá½»³ÌÐòÃûΪ£ºc0102.c¡£
//*±àдһ³ÌÐò£¬´Ó¼üÅÌÊäÈëÊäÈëÒ»¸öÈýλÕýÕûÊý£¬È»ºó·´ÏòÊä³ö¶ÔÓ¦µÄÊý£¬Èç¹ûÊäÈëµÄÊý²»ÊÇÈýλÕýÕûÊý£¬ÔòÊä³ö£1¡£ *// #include
if(a>0) //*¶ÔÊäÈëµÄÖµµÄÕý¸º×öÅжÏ*// { d=a/100; e=(a-d*100)/10; f=a; sum=100*f+10*e+d; printf(\
//*Êä³ö½»»»ºóµÄÕýÕûÊýÖµ¡£*// } else printf(\
µ±Ç°±à³ÌÌ⣺µÚ¶þ´Î´ó×÷Òµ---ÕýÕûÊýµÄ´òÓ¡
4. ¡¾ÎÊÌâÃèÊö¡¿¸ø³öÒ»¸ö²»¶àÓÚ5λµÄÕý
ÕûÊý£¬ÒªÇó£º 1.Çó³öËüÊǼ¸Î»Êý¡£ 2.·Ö±ð´òÓ¡³öÿһλÊý×Ö¡£ 3.°´ÕÕÄæÐò
//*Èç¹ûÊäÈëµÄÊý²»ÊÇÈýλÕýÕûÊý£¬ÔòÊä³ö´òÓ¡³öÿһλÊý×Ö¡£ ¡¾ÊäÈëÐÎʽ¡¿¿ØÖÆÌ¨£1*// ÊäÈë¸ÃÕýÕûÊý¡£ ¡¾Êä³öÐÎʽ¡¿¿ØÖÆÌ¨·ÖÐÐ} Êä³öÊä³ö½á¹û¡£ ¡¾ÑùÀýÊäÈë¡¿1234 ¡¾ÑùÀý Êä³ö¡¿ 4 1234 4321 ¡¾ÑùÀý˵Ã÷¡¿1234λµ±Ç°±à³ÌÌ⣺µÚ¶þ´Î´ó×÷Òµ---¼ÆËãÆ½¾ùÖµ ÊýΪ4£¬·Ö±ðΪ1£¬2£¬3£¬4£¬ÄæÐòΪ4321 ¡¾ÆÀ3. ¡¾ÎÊÌâÃèÊö¡¿ ´Ó¼üÅÌÊäÈëÈý¸öÕûÊý£¬·Ö±ð´æÈëx,y,zÈý¸öÕûÐͱäÁ¿ÖУ¬¼ÆËã²¢Êä³öÈý¸öÊýµÄºÍÒÔ¼°Æ½¾ùÖµ¡£ ¡¾ÊäÈëÐÎʽ¡¿ ´Ó¼üÅÌÊäÈëÈý¸öÕûÊý£¬ÕûÊýÖ®¼äÒÔ¿Õ¸ñ¸ô¿ª¡£ ¡¾Êä³öÐÎʽ¡¿ ÔÚÆÁÄ»ÉÏ·ÖÁ½ÐÐÏÔʾ½á¹û£º
µÚÒ»ÐÐΪÈý¸öÊýµÄºÍ£¬ÕûÊýÐÎʽÊä³ö£» µÚ¶þÐÐΪÈý¸öÊýµÄƽ¾ùÖµ£¬¸¡µãÊýÐÎʽÊä³ö£¬Ð¡Êýµãºó±£ÁôÁ½Î»Ð¡Êý¡£ ¡¾ÊäÈëÑùÀý¡¿ 3 2 3 ¡¾Êä³öÑùÀý¡¿ 8 2.67 ¡¾ÑùÀý˵Ã÷¡¿ 3¡¢2¡¢
3µÄºÍΪ8£¬ËùÒÔµÚÒ»ÐÐÊä³ö8£» µÚ¶þÐÐÊä
³ö3¡¢2¡¢3µÄƽ¾ùÖµ2.67£¨±£ÁôÁ½Î»Ð¡Êý£©¡£
¡¾ÆÀ·Ö±ê×¼¡¿ ½á¹ûÍêÈ«ÕýÈ·µÃ20·Ö£¬Ã¿¸ö
²âÊÔµã4·Ö¡£Ìá½»³ÌÐòÃûΪ£ºc0101.c¡£
//*´Ó¼üÅÌÊäÈëÈý¸öÕûÊý£¬·Ö±ð´æÈëx,y,z
Èý¸öÕûÐͱäÁ¿ÖУ¬¼ÆËã²¢Êä³öÈý¸öÊýµÄºÍÒÔ¼°Æ½¾ùÖµ*//
#include
float average; scanf(\ //*´Ó¼üÅÌÊäÈëÈý¸öÕûÊý£¬ÕûÊýÖ®¼äÒÔ¿Õ¸ñ
¸ô¿ª*//
sum=x+y+z; average = (float)sum/3; //*µÚÒ»ÐÐΪÈý¸öÊýµÄºÍ£¬ÕûÊýÐÎʽÊä³ö£»
*// printf(\ printf(\ //* µÚ¶þÐÐΪÈý¸öÊýµÄƽ¾ùÖµ£¬¸¡µãÊýÐÎʽ
Êä³ö£¬Ð¡Êýµãºó±£ÁôÁ½Î»Ð¡Êý*//
return 0; }
2 / 30
·Ö±ê×¼¡¿¸ÃÌâ¹²ÓÐÈý¸öÊä³öÕûÊý£¬ÍêÈ«ÕýÈ·µÃ10·Ö£¬Ã¿´ð´íÒ»¸ö¿Ûµô4·Ö,Ö±ÖÁµÃ·ÖΪ0¡£±¾ÌâÒªÇóÉÏ´«³ÌÐòµÄÔ´Îļþ¡£Ëù²ÉÓÃÓïÑÔ¿ÉÒÔÊÇC(.c)¡£Ö÷ÎļþÃûÉ趨Ϊintprint.c
//*¸ø³öÒ»¸ö²»¶àÓÚ5λµÄÕýÕûÊý£¬ÒªÇó£º 1.Çó³öËüÊǼ¸Î»Êý¡£ 2.·Ö±ð´òÓ¡³öÿһλÊý×Ö¡£ 3.°´ÕÕÄæÐò´òÓ¡³öÿһλÊý×Ö¡£
*// #include
scanf(\ if(a>9999) n=5; else if(a>999)
n=4; else if(a>99)
n=3; else if(a>9) n=2;
else n=1; printf(\Õâ¸öÊýµÄλÊý=%d\\n\
f=a/10000; e=a000/1000; d=a00000/100;
c=a000000/10;
b=a000000; switch(n) { case 5:
printf(\
printf(\
k; case 4: printf(\ printf(\ case 3: printf(\
printf(\;
case 2:
printf(\ printf(\ case 1: printf(\ printf(\ } }
µ±Ç°±à³ÌÌ⣺µÚ¶þ´Î´ó×÷Òµ---¼òÒ×¼ÆËãÆ÷ 5. ¡¾ÎÊÌâÃèÊö¡¿ ±à³ÌʵÏÖ¼òÒ׵ļÆËãÆ÷£º¶ÁÈëÁ½¸öÕûÊýÔËËãÊý(data1ºÍdata2)¼°Ò»¸öÔËËã·û(op)£¬¼ÆËã±í´ïʽdata1 op data2µÄÖµ£¬ ÆäÖÐop¿ÉÒÔÊÇ+,-,*,/¡£ ¡¾ÊäÈëÐÎʽ¡¿ ¿ØÖÆÌ¨ÊäÈëÔËËãÊýºÍÔËËã·û: 1.Ê×ÏÈÊäÈëÒÔ¿Õ¸ñ·Ö¸ôµÄÁ½¸öÕûÊý£¬·Ö±ðÊÇdata1ºÍdata2£» 3 / 30
2.ÊäÈëÒ»¸ö×Ö·û×÷ΪÔËËã·ûop£¬op¿ÉÒÔÊÇ¡¯+¡¯£¬¡¯-¡¯£¬¡¯*¡¯£¬¡¯/¡¯¡£ ÊäÈëʱ£¬data1¡¢data2¡¢opÖ®¼ä¸÷ÁôÓÐÒ»¸ö¿Õ¸ñ¡£¾ßÌå¸ñʽ¼ûÑùÀýÊäÈë¡£ ¡¾Êä³öÐÎʽ¡¿ ¿ØÖÆÌ¨Êä³öÔËËã½á¹û¡£×÷³ý·¨ÔËËãʱ£¬ÈôÄܹ»Õû³ý£¬ÔòÊä³öΪÕûÊý£¬·ñÔòÊä³ö½á¹ûСÊýµãºóÓ¦±£ÁôÁ½Î»ÓÐЧÊý×Ö¡£ ¡¾ÑùÀýÊäÈë¡¿ 23 5 * ¡¾ÑùÀýÊä³ö¡¿ 115 ¡¾ÑùÀý˵Ã÷¡¿ ÊäÈëÖÐÏȺóÊäÈëµÚÒ»¸öÔËËãÊý23,µÚ¶þ¸öÔËËãÊý5,ÔËËã·û¡¯*¡¯,ÒªÇó¶Ô23ºÍ5½øÐг˷¨ÔËËã¡£¼ÆËã½á¹ûΪ115¡£ ¡¾ÆÀ·Ö±ê×¼¡¿ ¸ÃÌâ¹²20·Ö£¬Ã¿¸ö²âÊÔµã4·Ö¡£ ±¾ÌâÒªÇóÉÏ´«³ÌÐòµÄÔ´Îļþ¡£Ëù²ÉÓÃÓïÑÔ¿ÉÒÔÊÇC(.c).¼´ËùÉÏ´«µÄÎļþÃûΪcalculator.c
//*±à³ÌʵÏÖ¼òÒ׵ļÆËãÆ÷£º¶ÁÈëÁ½¸öÕûÊýÔËËãÊý(data1ºÍdata2)¼°Ò»¸öÔËËã·û(op)£¬¼ÆËã±í´ïʽdata1 op data2µÄÖµ£¬ ÆäÖÐop¿ÉÒÔÊÇ+,-,*,/¡£ *// #include
if(op=='-') { c=data1-data2; printf(\ } else if(op=='*') {
c=data1*data2;
printf(\
}
else if(op=='/') { d=(double)data1/data2; printf(\ } return 0; }
ÕÒ×î´ó×îСÕûÊý
1. ¡¾ÎÊÌâÃèÊö¡¿±àдһ¸ö³ÌÐò£¬Óû§ÊäÈëÈô¸ÉÕûÊý£¬ÊÔÕÒ³öÆäÖеÄ×î´óÊýºÍ×îСÊý¡£
¡¾ÊäÈëÐÎʽ¡¿Óû§ÔÚµÚÒ»ÐдýÊäÈëÊý¾Ý¸öÊý£¬ÔÚµÚ¶þÐÐÊäÈëÊý¾Ý¡£
¡¾Êä³öÐÎʽ¡¿³ÌÐòÔÚÏÂÒ»ÐÐÊä³öÊý¾ÝµÄ×î´óÖµºÍ×îСֵ ¡¾ÑùÀýÊäÈë¡¿ 5
89 62 96 74 52 ¡¾ÑùÀýÊä³ö¡¿96 52
¡¾ÑùÀý˵Ã÷¡¿Óû§µÚÒ»´ÎÊäÈëµÄΪÊý¾Ý¸öÊý£¬ÔÚÏÂÒ»ÐÐÒÀ´ÎÊäÈëÊý¾Ý¡£Êä³öΪ5¸öÊýÖеÄ×î´óÖµºÍ×îСֵ£¬Êä³öʱºòÁ½¸öÊýÖ®¼äÓÿոñ·Ö¸ô¡£
¡¾ÆÀ·Ö±ê×¼¡¿½á¹ûÍêÈ«ÕýÈ·µÃ20·Ö£¬Ã¿¸ö²âÊÔµã4·Ö¡£Ìá½»³ÌÐòÃûΪ£ºgetmaxandmin.c ¾ØÐÎÏཻ 2.
¡¾ÎÊÌâÃèÊö¡¿
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Æ½ÃæÉÏÓÐÁ½¸ö¾ØÐÎAºÍB£¬ÆäλÖÃÊÇÈÎÒâµÄ¡£
±à³ÌÇó³öÆäÏཻ²¿·Ö£¨ÈçͼÖÐÒõÓ°²¿·Ö£©µÄÃæ»ý¡££¨0¡Üa£¬b¡Ü1000£©
¡¾Êä
ÈëÐÎʽ¡¿
´Ó±ê×¼ÊäÈë¶ÁÈ¡Á½ÐÐÒÔ¿Õ¸ñ·Ö¸ôµÄÕûÊý£¬¸ñʽÈçÏ£º Ax1 Ay1 Ax2 Ay2 Bx1 By1 Bx2 By2
ÆäÖУ¨x1£¬y1£©ºÍ£¨x2£¬y2£©Îª¾ØÐζԽÇÏßÉ϶˵ãµÄ×ø±ê¡£¸÷×ø±êÖµ¾ùΪÕûÊý£¬È¡ÖµÔÚ
0ÖÁ1000Ö®¼ä¡£
¡¾Êä³öÐÎʽ¡¿
Ïò±ê×¼Êä³ö´òÓ¡Ò»¸öÕûÊý£¬ÊÇÁ½¾ØÐÎÏཻ²¿·ÖµÄÃæ»ý£¨¿ÉÄÜΪ0£©¡£ÔÚÊä³öĩβҪÓÐÒ»¸ö»Ø³µ·û¡£ ¡¾ÊäÈëÑùÀý¡¿ 0 0 2 2
1 1 3 4 ¡¾Êä³öÑùÀý¡¿
1
¡¾ÆÀ·Ö±ê×¼¡¿
½á¹ûÍêÈ«ÕýÈ·µÃ20·Ö£¬Ã¿¸ö²âÊÔµã4·Ö£¬
Ìá½»³ÌÐòÎļþÃûΪarea.c¡£
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#include
struct point { int x;
int y; }A1,A2,B1,B2;
struct rect { struct point p1; struct point p2; }R1,R2;
struct point makepoint(int x,int y);
struct rect makerect(struct point p1,struct point p2);
struct rect guifanrect(struct rect R);
#define max(A,B) ((A)>(B)?(A):(B)) #define min(A,B) ((A)>(B)?(B):(A)) main() {
5 / 30
int i,num1[4],num2[4],area;
for(i=0;i<4;i++) scanf(\ for(i=0;i<4;i++) scanf(\
R1 = makerect(A1 =
makepoint(num1[0],num1[1]), A2 = makepoint(num1[2],num1[3]));
R2 = makerect(B1 =
makepoint(num2[0],num2[1]), B2 = makepoint(num2[2],num2[3]));
R1 = guifanrect(R1); R2 = guifanrect(R2);
if( R1.p2.x <= R2.p1.x || R1.p2.y <= R2.p1.y ||
R1.p1.x >= R2.p2.x || R1.p1.y >= R2.p2.y) area = 0; else
area = abs(max(R1.p1.x, R2.p1.x) - min(R1.p2.x, R2.p2.x)) *
abs(max(R1.p1.y, R2.p1.y) - min(R1.p2.y, R2.p2.y));
printf(\}
struct point makepoint(int x,int y) {
struct point temp; temp.x = x; temp.y = y; return temp; }
struct rect makerect(struct point p1,struct point p2) {
struct rect temp; temp.p1 = p1; temp.p2 = p2; return temp; }
struct rect guifanrect(struct rect r) {
struct rect temp;
temp.p1.x = min (r.p1.x, r.p2.x); temp.p1.y = min (r.p1.y, r.p2.y); temp.p2.x = max (r.p1.x, r.p2.x); temp.p2.y = max (r.p1.y, r.p2.y); return temp; }
6 / 30
3. ¡¾ÎÊÌâÃèÊö¡¿±àдһ¸ö³ÌÐò£¬µ±ÔÚÒ»¸ö×Ö·û´®ÖгöÏÖ×Ó´®Ê±¾Íɾ³ýËü¡£
¡¾ÊäÈëÐÎʽ¡¿Óû§ÔÚµÚÒ»ÐÐÊäÈëÒ»¸ö×Ö·û´®£¬Óû§ÔÚµÚ¶þÐÐÊäÈëÒ»¸ö×Ó´®¡£
¡¾Êä³öÐÎʽ¡¿³ÌÐòÔÚÏÂÒ»ÐÐÊä³öɾ³ýÆäÖÐËùÓÐ×Ó´®ºóµÄ×Ö·û´®¡£Èç¹û×Ö·û´®²»°üº¬×Ó´®ÔòÊä³öÔ×Ö·û´®±¾Éí¡£ ¡¾ÑùÀýÊäÈë¡¿ I am a boy! a ¡¾ÑùÀýÊä³ö¡¿ I m boy!
¡¾ÑùÀý˵Ã÷¡¿Óû§Ê×ÏÈÊäÈë×Ö·û´®I am a boy!,È»ºóÊä³ö×Ó´®a,³ÌÐò»áѰÕÒ×Ö·û´®ÖеÄ×Ó´®É¾³ýËü£¬×îºó ½«É¾³ýºóµÄ½á¹ûÊä³ö:I#m##boy! #±íʾ¿Õ¸ñ¡£
¡¾ÆÀ·Ö±ê×¼¡¿½á¹ûÍêÈ«ÕýÈ·µÃ20·Ö£¬Ã¿¸ö²âÊÔµã4·Ö¡£Ìá½»³ÌÐòÃûΪ£ºdelsubstring.c¡£ #include
int main( void ) {
char *pdest; int result;
fgets(source_str, 1024, stdin);
fgets(del_str, 1024, stdin);
source_str[strlen(source_str)-1] = '\\0'; del_str[strlen(del_str)-1] = '\\0';
pdest = strstr(source_str, del_str); result = 0;
while(pdest != NULL) {
strncat(dest_str, &source_str[result], (int)(pdest - &source_str[result])); result += (int)(pdest -
&source_str[result]) + strlen(del_str);
pdest = strstr(&source_str[result], del_str); }
if(result < strlen(source_str)) {
strncat(dest_str, &source_str[result], strlen(source_str) - result); }
printf(\ return 0; }
4. ¡¾ÎÊÌâÃèÊö¡¿
±àдһ¸öº¯Êýchar * str_bin(char* str1, char* str2)£¬ str1¡¢str2ÊÇÁ½¸öÓÐÐò×Ö·û´®£¨ÆäÖÐ×Ö·û°´ASCIIÂë´ÓСµ½´óÅÅÐò£©£¬½«str2ºÏ²¢µ½×Ö·û´®str1ÖУ¬ÒªÇóºÏ²¢ºóµÄ×Ö·û´®ÈÔÊÇÓÐÐòµÄ£¬ÔÊÐí×Ö·ûÖØ¸´¡£ÔÚmainº¯ÊýÖвâÊԸú¯Êý£º´Ó¼üÅÌÊäÈëÁ½¸öÓÐÐò×Ö·û´®£¬È»ºóµ÷Óøú¯Êý£¬×îºóÊä³öºÏ²¢ºóµÄ½á¹û¡£
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¡¾ÊäÈëÐÎʽ¡¿
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Êä³öºÏ²¢ºóµÄÓÐÐò×Ö·û´® ¡¾ÊäÈëÑùÀý¡¿ aceg bdfh
¡¾Êä³öÑùÀý¡¿ abcdefgh ¡¾ÑùÀý˵Ã÷¡¿
ÊäÈëÁ½¸öÓÐÐò×Ö·û´®acegºÍbdfh£¬Êä³öºÏ²¢ºóµÄÓÐÐò×Ö·û´®abcdefgh ¡¾ÆÀ·Ö±ê×¼¡¿
½á¹ûÍêÈ«ÕýÈ·µÃ20·Ö£¬Ã¿¸ö²âÊÔµã4·Ö£¬Ìá½»³ÌÐòÎļþÃûΪcombine.c¡£ #include
char * str_bin(char* str1, char* str2) {
static char str[100]; int i = 0;
while (*str1 && *str2) {
if (*str1 < *str2) str[i++] = *str1++; else
str[i++] = *str2++;
} if (*str1)
while (str[i++] = *str1++); else
while (str[i++] = *str2++); return str; }
int main () { char a[100]; char b[100];
scanf(\ printf (\ return 0; } ×÷ÒµËÄ
Ìî¿ÕÌâ
# 퉀1. ÒÑÖª£º int a=2, b=7; ¼ÆËãÏÂÁбí´ïʽµÄÖµ£º 5
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ÈôÓÐ˵Ã÷: char *language[] = {\\\\\ÔòÒÔϲ»ÕýÈ·µÄÐðÊöÊÇ D (A) language+2 ±íʾ×Ö·û´®\µÄÊ×µØÖ· 12 / 30 (B) *language[2]µÄÖµÊÇ×ÖĸP (C) languageÊÇÒ»¸ö×Ö·ûÐÍÖ¸ÕëÊý×é,Ëü°üº¬5¸öÔªËØ,ÿ¸öÔªËØ¶¼ÊÇÒ»¸öÖ¸Ïò×Ö·û´®±äÁ¿µÄÖ¸Õë (D) language°üº¬5¸öÏàͬ³¤¶ÈµÄÊý×é 2. ÉèÓÐ˵Ã÷ int (* ptr) [M]; ÆäÖÐptrÊÇ C (A) M¸öÖ¸ÏòÕûÐͱäÁ¿µÄÖ¸Õë (B) Ö¸ÏòM¸öÕûÐͱäÁ¿µÄº¯ÊýÖ¸Õë (C) Ò»¸öÖ¸Ïò¾ßÓÐM¸öÕûÐÍÔªËØµÄһάÊý×éµÄÖ¸Õë (D) ¾ßÓÐM¸öÖ¸ÕëÔªËØµÄһάָÕëÊý×é,ÿ¸öÔªËØ¶¼Ö»ÄÜÖ¸ÏòÕûÐÍÁ¿ 3. ÏÂÃæÄÜÕýÈ·½øÐÐ×Ö·û´®¸³Öµ£¬²¢ÇÒÄÜÈ·±£×Ö·û´®ÒÔ¡¯\\0¡¯½áβµÄ²Ù×÷ÊÇ C (A) char s[5] = {\ (B) char s[5] = {¡¯A¡¯, ¡¯B¡¯, ¡¯C¡¯, ¡¯D¡¯, ¡¯E¡¯}; (C) char *s; s = \(D) char *s; scanf(\ 4. ÈôÓÐ˵Ã÷: char *language[] = {\\\\\Ôò±í´ïʽ *language[1] > *language[3] ±È½ÏµÄÊÇ C (A) ×Ö·ûFºÍ×Ö·ûP (B) ×Ö·û´®BASICºÍ×Ö·û´®JAVA (C) ×Ö·ûBºÍ×Ö·ûJ (D) ×Ö·û´®FORTRANºÍ×Ö·û´®PASCAL 5. ÈôÓÐÒÔ϶¨Òå,ÔòÊýÖµ²»Îª3µÄ±í´ïʽÊÇ int x[10] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, *p1;C (A) x[3] (B) p1 = x + 3, *p1++ (C) p1 = x + 2, *(p1++) (D) p1 = x + 2, *++p1 6. ÒÔÏÂÕýÈ·µÄ˵Ã÷Óï¾äÊÇA (A) int *b[] = {1, 3, 5, 7, 9}; (B) int a[5], *num[5] = {&a[0], &a[1], &a[2], &a[3], &a[4]}; (C) int a[] = {1, 3, 5, 7, 9}; int *num[5] = {a[0], a[1], a[2], a[3], a[4]}; (D) int a[3][4], (*num)[4]; num[1] = &a[1][3]; µ±Ç°±à³ÌÌ⣺ʵÑéÆß---ÕûÊýµÄN½øÖÆ×Ö·û´®±íʾ 1. ¡¾ÎÊÌâÃèÊö¡¿±àдº¯Êýitob(n,s,b),ÓÃÓÚ°ÑÕûÊýnת»»³ÉÒÔbΪ»ùµÄ×Ö·û´®²¢´æ´¢µ½sÖÐ. ±àд³ÌÐò,ʹÓú¯Êýitob(n,s,b)½«ÊäÈëµÄÕûÊýn,ת»»³É×Ö·û´®s,½«sÊä³ö.ת»»ºóµÄ×Ö·û´®´Ó×î¸ßµÄ·ÇÁãλ¿ªÊ¼Êä³ö¡£Èç¹ûnΪ¸ºÊý£¬ÔòÊä³öµÄ×Ö·û´®µÄµÚÒ»¸ö×Ö·ûΪ¡¯-¡¯¡£bΪ´óÓÚ1СÓÚ37µÄÈÎÒâ×ÔÈ»ÊýÖµ¡£µ±b=2ʱ£¬Êä³ö×Ö·ûÖ»¿ÉÄÜÊÇ¡¯0¡¯ºÍ¡¯1¡¯£»µ±b=16ʱ£¬Êä³ö×Ö·û´®ÖпÉÄܺ¬ÓÐ×Ö·ûΪ¡¯0¡¯-¡¯9¡¯£¬¡¯a¡¯-¡¯f¡¯(×ÖĸÒÔСдÊä³ö)¡£b»¹¿ÉÒÔÊÇÆäËüÊýÖµ¡£±ÈÈçÊäÈën=33,b=17£¬ÔòÊä³ö33µÄ17½øÖÆÖµÎª\¡£ ¡¾ÊäÈëÐÎʽ¡¿¿ØÖÆÌ¨ÊäÈëÕûÊýnºÍb£¬ÆäÖÐn¿ÉÒÔΪ¸ºÊý¡£nºÍbÒÔ¿Õ¸ñ·Ö¸ô. ¡¾Êä³öÐÎʽ¡¿¿ØÖÆÌ¨Êä³öת»¯ºóµÄ×Ö·û´®s. ¡¾ÑùÀýÊäÈë¡¿5 2 ¡¾ÑùÀýÊä³ö¡¿101 ¡¾ÑùÀý˵Ã÷¡¿5µÄ¶þ½øÖƾÍÊÇ101 ¡¾ÆÀ·Ö±ê×¼¡¿½á¹ûÍêÈ«ÕýÈ·µÃ20·Ö£¬Ã¿¸ö²âÊÔµã4·Ö¡£Ìá½»³ÌÐòÃûΪ£ºitob.c #include void itob(int n,char s[],int b); void itob(int n,char s[],int b) { int tmp; int i = 0; tmp=n; while (tmp) { 13 / 30 if((tmp%b)>=10) s[i]='a'+tmp%b-10; else s[i]='0'+tmp%b; tmp=tmp/b; i++; } s[i]='\\0'; } int main() { int n, b, i; char s[100]; scanf(\ itob(n,s,b); for(i = strlen(s) - 1;i>=0;i--) printf(\ return 0; } µÚ°Ë´Î Ìî¿ÕÌâ # ÌâÄ¿ 1. д³ö³ÌÐòµÄÔËÐнá¹û 1£¬2£¬3£¬3£¬5£¬4 #include int a[] = {1,2,3,4,5,6}; int *p; p=a; printf(\ printf(\ printf(\ printf(\ p+=3; printf(\} 2. ÒÔϳÌÐòµÄÔËÐнá¹ûÊÇ 10 x #include void func(struct n b) { b.x = 20; b.c= ¡¯y¡¯; } main() { struct n a = {10, ¡¯x¡¯}; func(a); printf (\} 3. ÒÔϳÌÐòµÄÔËÐнá¹ûÊÇ6,9 #include int i; for (i=4;i<=10;i++) { if (i%3==0) continue; printf(\ } } Ñ¡ÔñÌâ # ÌâÄ¿ 1. ÈôÓÐÒÔϳÌÐò¶Î struct dent { int n; int *m; }; int a=1, b=2, c=3; struct dent s[3]={{101,&a},{102,&b},{103,&c}}; strcut dent *p =s; ÔòÒÔϱí´ïʽֵΪ2µÄÊÇ A A.(p++)->m B.*(p++)->m 14 / 30 C.(*p).m D.*(++p)->m 2. ÏÂÃæ³ÌÐòÊÇÇóÊý×éÖеÄ×îСµÄÔªËØ£¬ÇëÑ¡ÔñÌî¿Õ¡£ D findmin(int *s, int t, int *k) { int p; for(p = 0;p if(s[p] main() { int a[10],i,*k=&i; for(i=0;i<10;i++) { scanf(\ } i=0; findmin(a, 10,k); printf(\} A.k=p B.*k=p-s C.k=p-s D.*k=p 3. ÓÐÈç϶¨Ò壺 struct { int x; char *y; } tab[2] = {{1, \ Óï¾ä printf(\µÄÊä³ö½á¹ûÊÇb 4. ÒÑ֪ѧÉú¼Ç¼µÄ¶¨ÒåΪ£º struct student { int no; char name[20]; char sex; struct { int year; int month; int day; }birth; }; struct student s; ¼ÙÉè±äÁ¿sÖеġ°ÉúÈÕ¡±Ó¦ÊÇ¡°1988Äê5 ÔÂ10ÈÕ¡±£¬¶Ô¡°ÉúÈÕ¡±µÄÕýÈ·¸³ÖµÓï¾äÊÇD (A) year=1988; month=5; day=10; (B) brith.year=1988; birth.month=5; birth.day=10; (C) s.year=1988; s.month=5; s.day=10; (D) s.birth.year=1988; s.birth.month=5; s.birth.day=10; 5. ÈôÓÐÒÔÏÂ˵Ã÷ºÍÓï¾ä,ÔòÏÂÃæ±í´ïʽÖÐֵΪ1002µÄÊÇ D struct student { int age; int num; }; struct student stu[3] = {{1001, 20}, {1002, 19}, {1003, 21}}; struct student *p; p = stu; (A) (p++)->num (B) (p++)->age (C) (*p).num (D) (*++p).age µ±Ç°±à³ÌÌ⣺ʵÑé°Ë---ͳ¼ÆÕûÊý 15 / 30 1. ¡¾ÎÊÌâÃèÊö¡¿ ÊäÈëÈô¸É¸öÕûÊý£¬Í³¼Æ³öÏÖ´ÎÊý×î¶àµÄÄǸöÕûÊý¡£Èç¹û³öÏÖ×î¶àµÄÕûÊýÓÐÁ½¸öÒÔÉÏ£¬´òÓ¡×îÔçÊäÈëµÄÄǸöÕûÊý¡£ ¡¾ÊäÈëÐÎʽ¡¿ ´Ó±ê×¼ÊäÈë¶ÁÈ¡ÊäÈë¡£µÚÒ»ÐÐÖ»ÓÐÒ»¸öÊý×ÖN£¨1¡ÜN¡Ü10000£©£¬´ú±íÕûÊýµÄ¸öÊý¡£ÒÔºóµÄNÐÐÿÐÐÓÐÒ»¸öÕûÊý¡£ ¡¾Êä³öÐÎʽ¡¿ Ïò±ê×¼Êä³ö´òÓ¡³öÏÖ´ÎÊý×î¶àµÄÄǸöÊý×Ö¡£ ¡¾ÊäÈëÑùÀý¡¿ 6 11 0 -1 20 0 300 ¡¾Êä³öÑùÀý¡¿ 0 ¡¾ÑùÀý˵Ã÷¡¿ ÊäÈë6¸öÕûÊý£¬ÆäÖгöÏÖ´ÎÊý×î¶àµÄÊÇ0£¬¹²³öÏÖÁ½´Î¡£ ¡¾ÆÀ·Ö±ê×¼¡¿ ±¾Ìⲻ׼ʹÓÃÊýѧ¿âº¯Êý¡£ÔËÐÐʱÏÞ1Ã룬ÕýÈ·µÃ20·Ö£¬Ã¿¸ö²âÊÔµã4·Ö£¬Ìá½»³ÌÐòÃûΪcount.c¡£ {{½¨µçÄÔ×ÀÃæ}} C ÓïÑÔ×ܸ´Ï°CÁùÔ£¬·ÜÕ½CCÓïÑÔ£¬´ó¼ÒÒ»Æð¼ÓÓÍÀ²~~~~~~~~~~~£¡£¡ ×ÜÌåÉϱØÐëÇå³þµÄ:? 1)³ÌÐò½á¹¹ÊÇÈýÖÖ: ˳Ðò½á¹¹ , Ñ»·½á¹¹(Èý¸öÑ»·½á¹¹), Ñ¡Ôñ½á¹¹(if ºÍ switch)? 2)¶Á³ÌÐò¶¼Òª´Ómain()Èë¿Ú, È»ºó´Ó×îÉÏÃæË³ÐòÍù϶Á(Åöµ½Ñ»·×öÑ»·,Åöµ½Ñ¡Ôñ×öÑ¡ Ôñ)¡£? 3)¼ÆËã»úµÄÊý¾ÝÔÚµçÄÔÖб£´æÊÇÒÔ¶þ½øÖƵÄÐÎʽ. 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A¡¢13 B¡¢16 C¡¢20 D¡¢12 15¡¢±äÁ¿pΪָÕë±äÁ¿£¬Èôp=&a£¬ÏÂÁÐд·¨²»ÕýÈ·µÄÊÇ£¨£©¡£ A¡¢*(p++)==a++ 20 / 30 B¡¢&*p==&a C¡¢(*p)++==a++ D¡¢*&a==a 16¡¢ÏÂÁгÌÐòÕýÈ·µÄÔËÐнá¹ûΪ( ). #include union u {char *name; int age; int income; } s; s.name=\s.age=28; s.income=1000; printf(\} A¡¢8 B¡¢28 C¡¢1000 D¡¢²»È·¶¨ 17¡¢¶¨Òåmy_file ΪÎļþÐÍÖ¸Õë±äÁ¿,ʹÓÃfopenÖ»¶Á·½Ê½´ò¿ªÒ»¸öÒÑ´æÔڵĶþ½øÖÆÎļþ,ÒÔÏÂÕý È·µÄµ÷ÓÃÐÎʽΪ( ). 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Ôò±í´ïʽx+y&&(x=y)µÄֵΪ____1_. 5¡¢CÓïÑÔÖÐ,¶þάÊý×éÔÚÄÚ´æÖеĴæ·Å·½Ê½Îª°´___ÐÐ__ÓÅÏÈ´æ·Å. 6¡¢º¯Êýµ÷ÓÃʱµÄʵ²ÎºÍÐβÎÖ®¼äµÄÊý¾ÝÊǵ¥ÏòµÄ_Öµ____´«µÝ. 7¡¢½á¹¹ÌåÊDz»Í¬Êý¾ÝÀàÐ͵ÄÊý¾Ý¼¯ºÏ,×÷ΪÊý¾ÝÀàÐÍ, ±ØÐëÏÈ˵Ã÷½á¹¹Ìå___ÀàÐÍ__,ÔÙ˵Ã÷½á¹¹Ìå±äÁ¿. 8¡¢µ÷Óà fopen º¯Êý´ò¿ªÒ»Îı¾Îļþ,ÔÚ\ʹÓ÷½Ê½\ÕâÒ»ÏîÖÐ, ΪÊäÈë¶ø´ò¿ªÐèÌîÈë_r____. ´ð°¸£º£¨1£©1 1.0 1. £¨2£© 4 2 £¨3£© 21 / 30 0 £¨4£© 1 £¨5£© ÐÐ £¨6£© Öµ £¨7£© ÀàÐÍ £¨8£©r+ r ËÄ¡¢³ÌÐòÉè¼Æ 1¡¢¹¦ÄÜ£ºÇó³ö¶þάÊý×éÍâÎ§ÔªËØÖ®ºÍ£¬×÷Ϊº¯ÊýÖµ·µ»Ø¡£¶þ άÊý×éµÄÖµÔÚÖ÷º¯ÊýÖи³Óè¡£ ------------------------------------- #define M 4 #define N 5 #include \ int fun(int a[M][N]) { /*********Begin**********/ /********** End **********/ } main() { int a[M][N]={{1,3,5,7,9},{2,4,6,8,10},{2,3,4,5,6},{4,5,6,7,8}}; void TestFunc(); int y; y=fun(a); printf(\ TestFunc(); } void TestFunc() { FILE *IN,*OUT; int iIN[M][N],iOUT; int i,j,k; IN=fopen(\if(IN==NULL) {printf(\Be Changed\} OUT=fopen(\ if(OUT==NULL) {printf(\Be Changed\} for(k=0;k<10;k++) { for(i=0;i fscanf(IN,\ iOUT=fun(iIN); fprintf(OUT,\} fclose(IN); fclose(OUT); } ¡¾²Î¿¼´úÂë¡¿ int s=0; int i,j; for(i=0;i s=s+a[i][0]+a[i][N-1]; for(j=1;j s=s+a[0][j]+a[M-1][j]; return s; =============== 2¡¢¹¦ÄÜ£ºÕÒ³öÒ»¸ö´óÓÚ¸ø¶¨ÕûÊýÇÒ½ôËæÕâ¸öÕûÊýµÄËØÊý£¬²¢ ×÷Ϊº¯ÊýÖµ·µ»Ø¡£ ------------------------------------------------*/ #include \#include\ int fun(int n) { /*********Begin**********/ /********** End **********/ } void TestFunc() { FILE *IN,*OUT; int s ; 22 / 30 int t; int o; IN=fopen(\ if(IN==NULL) { printf(\ } OUT=fopen(\ if(OUT==NULL) { printf(\ } for(s=1;s<=5;s++) { fscanf(IN,\ o=fun(t); fprintf(OUT,\ } fclose(IN); fclose(OUT); } main() { int m; printf(\ scanf(\ printf(\ TestFunc(); } ¡¾²Î¿¼´úÂë¡¿ int i,k; for(i=n+1;;i++){ for(k=2;k Îå¡¢³ÌÐò¸Ä´í 1¡¢¹¦ÄÜ£ºÒ»¸ö5λÊý£¬ÅжÏËüÊDz»ÊÇ»ØÎÄÊý¡£¼´12321ÊÇ»ØÎÄÊý£¬¸ö λÓëÍòλÏàͬ£¬Ê®Î»ÓëǧλÏàͬ¡£ ------------------------------------- #include \main( ) { /**********ERROR**********/ long ge,shi,qian;wan,x; scanf(\ /**********ERROR**********/ wan=x000; qian=x000/1000; shi=x0/10; ge=x; /**********ERROR**********/ if (ge==wan||shi==qian) printf(\ else printf(\} ¡¾¸Ä´í1¡¿ ¡¾²Î¿¼´ð°¸¡¿ long ge,shi,qian,wan,x; =========================================== ¡¾¸Ä´í2¡¿ ¡¾²Î¿¼´ð°¸¡¿ wan=x/10000; =========================================== ¡¾¸Ä´í3¡¿ ¡¾²Î¿¼´ð°¸¡¿ if (ge==wan&&shi==qian) if (shi==qian&&ge==wan) ===========================================2¡¢¹¦ÄÜ£ºÒ»¸ö5λÊý£¬ÅжÏËüÊDz»ÊÇ»ØÎÄÊý¡£¼´12321ÊÇ»ØÎÄÊý£¬¸ö λÓëÍòλÏàͬ£¬Ê®Î»ÓëǧλÏàͬ¡£ ------------------------------------- #include \main( ) { /**********ERROR**********/ long ge,shi,qian;wan,x; scanf(\ 23 / 30 /**********ERROR**********/ wan=x000; qian=x000/1000; shi=x0/10; ge=x; /**********ERROR**********/ if (ge==wan||shi==qian) printf(\ else printf(\} ¡¾²Î¿¼´ð°¸¡¿ #include \#include ===========================================¡¾²Î¿¼´ð°¸¡¿ float s=0,t=1,p=1; float s=0,p=1,t=1; float p=1,s=0,t=1; float p=1,t=1,s=0; float t=1,p=1,s=0; float t=1,s=0,p=1; double s=0,t=1,p=1; float s=0.0,t=1.0,p=1.0; double s=0.0,t=1.0,p=1.0; =========================================== ¡¾²Î¿¼´ð°¸¡¿ while(fabs(t)>1e-4) while(0.0001 =========================================== ¡¾²Î¿¼´ð°¸¡¿ printf(\printf(\ =========================================== Áù¡¢³ÌÐòÌî¿Õ 1¡¢¹¦ÄÜ£º¼ÆËã²¢Êä³ö500ÒÔÄÚ×î´óµÄ10¸öÄܱ»13»ò17Õû³ýµÄ×ÔÈ»ÊýÖ®ºÍ¡£ ------------------------------------- #include \ /***********FILL***********/ int fun(_____ ) { int m=0, mc=0, j, n; /***********FILL***********/ while (k >= 2 && _____) { /***********FILL***********/ if (k == 0 || _____) { m=m+k; mc++; } k--; } /***********FILL***********/ _____; } main ( ) { printf(\} ¡¾¿Õ1¡¿ ¡¾²Î¿¼´ð°¸¡¿ int k =========================================== ¡¾¿Õ2¡¿ ¡¾²Î¿¼´ð°¸¡¿ mc < 10 10 > mc mc <= 9 9 >= mc ===========================================¡¾¿Õ3¡¿ ¡¾²Î¿¼´ð°¸¡¿ k == 0 !(k) k/17*17==k =========================================== ¡¾¿Õ4¡¿ ¡¾²Î¿¼´ð°¸¡¿ return m 24 / 30 return (m) =========================================== 2¡¢¹¦ÄÜ£ºÒÔϳÌÐòÖУ¬º¯ÊýfunµÄ¹¦ÄÜÊǼÆËãx^2-2x+6£¬Ö÷º¯ÊýÖн«µ÷ÓÃfunº¯Êý¼ÆË㣺 y1=(x+8)^2-2(x+8)+6 y2=(sin(x))^2-2sin(x)+6 ÇëÌî¿Õ¡£ -------------------------------------#include #include return(x*x-2*x+6); } main() { /***********FILL***********/ double x, __________; printf(\ scanf(\ /***********FILL***********/ y1=fun( _________); /***********FILL***********/ y2=fun( _________); printf(\ y1, y2); } ¡¾¿Õ1¡¿ ¡¾²Î¿¼´ð°¸¡¿ y1,y2 y2,y1 =========================================== ¡¾¿Õ2¡¿ ¡¾²Î¿¼´ð°¸¡¿ (x+8) (8+x) x+8 8+x =========================================== ¡¾¿Õ3¡¿ ¡¾²Î¿¼´ð°¸¡¿ sin(x) CÓïÑԱر³18¸ö¾µä³ÌÐò 1¡¢/*Êä³ö9*9¿Ú¾÷¡£¹²9ÐÐ9ÁУ¬i¿ØÖÆÐУ¬j¿ØÖÆÁС£*/ #include \main() {int i,j,result; for (i=1;i<10;i++) { for(j=1;j<10;j++) { result=i*j; printf(\±íʾ×ó¶ÔÆë£¬Õ¼3λ*/ } printf(\ÿһÐкó»»ÐÐ*/ } } 2¡¢/*¹ÅµäÎÊÌ⣺ÓÐÒ»¶ÔÍÃ×Ó£¬´Ó³öÉúºóµÚ3¸öÔÂÆðÿ¸öÔ¶¼ÉúÒ»¶ÔÍÃ×Ó£¬Ð¡ÍÃ×Ó³¤µ½µÚÈý¸öÔºóÿ¸öÔÂÓÖÉúÒ»¶ÔÍÃ×Ó£¬¼ÙÈçÍÃ×Ó¶¼²»ËÀ£¬ÎÊÿ¸öÔµÄÍÃ×Ó×ÜÊýΪ¶àÉÙ£¿ ÍÃ×ӵĹæÂÉΪÊýÁÐ1,1,2,3,5,8,13,21....*/ main() { long f1,f2; int i; f1=f2=1; for(i=1;i<=20;i++) { printf(\ if(i%2==0) printf(\¿ØÖÆÊä³ö£¬Ã¿ÐÐËĸö*/ f1=f1+f2; /*ǰÁ½¸öÔÂ¼ÓÆðÀ´¸³Öµ¸øµÚÈý¸öÔÂ*/ f2=f1+f2; /*ǰÁ½¸öÔÂ¼ÓÆðÀ´¸³Öµ¸øµÚÈý¸öÔÂ*/ } } 3¡¢/*ÅжÏ101-200Ö®¼äÓжàÉÙ¸öËØÊý£¬²¢Êä³öËùÓÐËØÊý¼°ËØÊýµÄ¸öÊý¡£ ³ÌÐò·ÖÎö£ºÅжÏËØÊýµÄ·½·¨£ºÓÃÒ»¸öÊý·Ö±ðÈ¥³ý2µ½sqrt(Õâ¸öÊý)£¬Èç¹ûÄܱ»Õû³ý£¬ 25 / 30 Ôò±íÃ÷´ËÊý²»ÊÇËØÊý£¬·´Ö®ÊÇËØÊý¡£*/ #include \main() { int m,i,k,h=0,leap=1; printf(\ for(m=101;m<=200;m++) { k=sqrt(m+1); for(i=2;i<=k;i++) if(m%i==0) {leap=0;break;} if(leap) /*ÄÚÑ»·½áÊøºó£¬leapÒÀȻΪ1£¬ÔòmÊÇËØÊý*/ {printf(\ if(h==0) printf(\ } leap=1; } printf(\} 4¡¢/*Ò»¸öÊýÈç¹ûÇ¡ºÃµÈÓÚËüµÄÒò×ÓÖ®ºÍ£¬Õâ¸öÊý¾Í³ÆÎª¡°ÍêÊý¡±¡£ÀýÈç6=1£«2£«3.±à³Ì ÕÒ³ö1000ÒÔÄÚµÄËùÓÐÍêÊý¡£*/ main() { static int k[10]; int i,j,n,s; for(j=2;j<1000;j++) { n=-1; s=j; for(i=1;i {printf(\ \ for(i=0;i printf(\ printf(\ } } } 5¡¢/*ÏÂÃæ³ÌÐòµÄ¹¦ÄÜÊǽ«Ò»¸ö4¡Á4µÄÊý×é½øÐÐÄæÊ±ÕëÐýת90¶ÈºóÊä³ö£¬ÒªÇóÔʼÊý×éµÄÊý¾ÝËæ»úÊäÈ룬ÐÂÊý×éÒÔ4ÐÐ4Áеķ½Ê½Êä³ö£¬ ÇëÔÚ¿Õ°×´¦ÍêÉÆ³ÌÐò¡£*/ main() { int a[4][4],b[4][4],i,j; /*a´æ·ÅÔʼÊý×éÊý¾Ý£¬b´æ·ÅÐýתºóÊý×éÊý¾Ý*/ printf(\ /*ÊäÈëÒ»×éÊý¾Ý´æ·Åµ½Êý×éaÖУ¬È»ºóÐýת´æ·Åµ½bÊý×éÖÐ*/ for(i=0;i<4;i++) for(j=0;j<4;j++) { scanf(\ b[3-j][i]=a[i][j]; } printf(\ for(i=0;i<4;i++) { for(j=0;j<4;j++) printf(\ printf(\ } } 6¡¢/*±à³Ì´òÓ¡Ö±½ÇÑî»ÔÈý½ÇÐÎ*/ main() {int i,j,a[6][6]; for(i=0;i<=5;i++) {a[i][i]=1;a[i][0]=1;} for(i=2;i<=5;i++) for(j=1;j<=i-1;j++) a[i][j]=a[i-1][j]+a[i-1][j-1]; for(i=0;i<=5;i++) {for(j=0;j<=i;j++) printf(\ printf(\} 7¡¢/*ͨ¹ý¼üÅÌÊäÈë3ÃûѧÉú4Ãſγ̵ijɼ¨£¬ ·Ö±ðÇóÿ¸öѧÉúµÄƽ¾ù³É¼¨ºÍÿÃÅ¿Î³ÌµÄ 26 / 30 ƽ¾ù³É¼¨¡£ ÒªÇóËùÓгɼ¨¾ù·ÅÈëÒ»¸ö4ÐÐ5ÁеÄÊý×éÖУ¬ÊäÈëʱͬһÈËÊý¾Ý¼äÓÿոñ,²»Í¬ÈËÓûسµ ÆäÖÐ×îºóÒ»ÁкÍ×îºóÒ»Ðзֱð·Åÿ¸öѧÉúµÄƽ¾ù³É¼¨¡¢Ã¿ÃÅ¿Î³ÌµÄÆ½¾ù³É¼¨¼°°à¼¶×ÜÆ½¾ù·Ö¡£*/ #include { float a[4][5],sum1,sum2; int i,j; for(i=0;i<3;i++) for(j=0;j<4;j++) scanf(\ for(i=0;i<3;i++) { sum1=0; for(j=0;j<4;j++) sum1+=a[i][j]; a[i][4]=sum1/4; } for(j=0;j<5;j++) { sum2=0; for(i=0;i<3;i++) sum2+=a[i][j]; a[3][j]=sum2/3; } for(i=0;i<4;i++) { for(j=0;j<5;j++) printf(\ printf(\ } } 8¡¢/*ÍêÉÆ³ÌÐò£¬ÊµÏÖ½«ÊäÈëµÄ×Ö·û´®·´ÐòÊä³ö£¬ ÈçÊäÈëwindows Êä³öswodniw¡£*/ #include { char c[200],c1; int i,j,k; printf(\ scanf(\ k=strlen(c); for (i=0,j=k-1;i { c1=c[i];c[i]=c[j];c[j]=c1; } printf(\ } Ö¸Õë·¨£º void invert(char *s) {int i,j,k; char t; k=strlen(s); for(i=0,j=k-1;i { t=*(s+i); *(s+i)=*(s+j); *(s+j)=t; } } main() { FILE *fp; char str[200],*p,i,j; if((fp=fopen(\ { printf(\ exit(0); } printf(\gets(str); printf(¡°\\n%s¡±,str); fprintf(fp,¡°%s¡±,str); invert(str); printf(¡°\\n%s¡±,str); fprintf(fp,¡°\\n%s¡±,str); fclose(fp); } 9¡¢/*ÏÂÃæ³ÌÐòµÄ¹¦ÄÜÊÇ´Ó×Ö·ûÊý×ésÖÐɾ³ý´æ·ÅÔÚcÖеÄ×Ö·û¡£*/ #include { char s[80],c; int j,k; printf(\ gets(s); printf(\ c=getchar( ); for(j=k=0;s[j]!= '\\0';j++) if(s[j]!=c) s[k++]=s[j]; s[k]= '\\0'; printf(\} 27 / 30 10¡¢/*±àдһ¸övoid sort(int *x,int n)ʵÏÖ½«xÊý×éÖеÄn¸öÊý¾Ý´Ó´óµ½Ð¡ ÅÅÐò¡£n¼°Êý×éÔªËØÔÚÖ÷º¯ÊýÖÐÊäÈë¡£½«½á¹ûÏÔʾÔÚÆÁÄ»Éϲ¢Êä³öµ½Îļþp9_1.outÖÐ*/ #include int i,j,k,t; for(i=0;i for(j=i+1;j t=x[i]; x[i]=x[k]; x[k]=t; } } } void main() {FILE *fp; int *p,i,a[10]; fp=fopen(\ p=a; printf(\for(i=0;i<10;i++) scanf(\p=a; sort(p,10); for(;p fprintf(fp,\ } system(\ fclose(fp); } 11¡¢ÒÑÖªÊý×éaÖеÄÔªËØÒѰ´ÓÉСµ½´ó˳ÐòÅÅÁУ¬ÒÔϳÌÐòµÄ¹¦ÄÜÊǽ«ÊäÈëµÄÒ»¸öÊý²åÈëÊý×éaÖУ¬²åÈëºó£¬Êý×éaÖеÄÔªËØÈÔÈ»ÓÉСµ½´ó˳ÐòÅÅÁÐ*/ main() { int a[10]={0,12,17,20,25,28,30}; printf(\/*a[0]Ϊ¹¤×÷µ¥Ôª£¬´Óa[1]¿ªÊ¼´æ·ÅÊý¾Ý*/ int x , i, j=6; fprintf(fp,\ fclose(fp); /*jÎªÔªËØ¸öÊý*/ printf(\ } scanf(\13¡¢/*ÔÚÒ»¸ö×Ö´®s1ÖвéÕÒÒ»×Ó´®s2£¬Èô a[0]=x; ´æÔÚÔò·µ»Ø×Ó´®ÔÚÖ÷´®ÖÐµÄÆðʼλÖà i=j; £¬²»´æÔÚÔò·µ»Ø-1¡£*/ /*´Ó×îºóÒ»¸öµ¥Ôª¿ªÊ¼*/ while(a[i]>x) { a[i+1]=a[i]; i--; } /*½«±Èx ´óµÄÊýÍùºóÒÆ¶¯Ò»¸öλÖÃ*/ a[++i]=x; j++; /*²å ÈëxºóÔªËØ×ܸöÊýÔö¼Ó*/ for(i=1;i<=j;i++) printf(\ printf(\} 12¡¢/*±àдº¯Êýreplace(char *s,char c1,char c2)ʵÏÖ½«sËùÖ¸ÏòµÄ×Ö·û´®ÖÐËùÓÐ×Ö·ûc1 ÓÃc2Ìæ»»£¬×Ö·û´®¡¢×Ö·ûc1ºÍc2¾ùÔÚÖ÷ º¯ÊýÖÐÊäÈ룬½«Ôʼ×Ö·û´®ºÍÌæ»»ºóµÄ×Ö·û ´®ÏÔʾÔÚÆÁÄ»ÉÏ£¬²¢Êä³öµ½Îļþp10_2.outÖÐ*/ #include replace(char *s,char c1,char c2) { while(*s!='\\0') { if (*s==c1) *s=c2; s++; } } main() { FILE *fp; char str[100],a,b; if((fp=fopen(\ { printf(\ exit(0); } printf(\ gets(str); printf(\ scanf(\printf(\fprintf(fp,\replace(str,a,b); 28 / 30 main() {char s1[6]=\ printf(\system(\} int search(char s1[],char s2[]) {int i=0,j,len=strlen(s2); while(s1[i]){ for(j=0;j if(j>=len)return i; else i++; } return -1; } 14¡¢/*ÓÃÖ¸Õë±äÁ¿Êä³ö½á¹¹ÌåÊý×éÔªËØ¡£*/ struct student { int num; char *name; char sex; int age; }stu[5]={{1001,\M',19},{1003,\ou\main() {int i; struct student *ps; printf(\ /*ÓÃÖ¸Õë±äÁ¿Êä³ö½á¹¹ÌåÊý×éÔªËØ¡£*/ for(ps=stu;ps printf(\s->name,ps->sex,ps->age); /*ÓÃÊý×éϱ귨Êä³ö½á¹¹ÌåÊý×éÔªËØÑ§ºÅºÍÄêÁä¡£*/ for(i=0;i<5;i++) printf(\ } 15¡¢/*½¨Á¢Ò»¸öÓÐÈý¸ö½áµãµÄ¼òµ¥Á´±í£º*/ #define NULL 0 struct student { int num; char *name; int age ; struct student *next; }; void main() { struct student a,b,c,*head,*p; a.num=1001; a.name=\a.age=18; /* ¶Ô½áµã³ÉÔ±½øÐи³Öµ */ b.num=1002; b.name=\c.num=1003; c.name=\head=&a; /* ½¨Á¢Á´±í£¬aΪͷ½áµã */ a.next=&b; b.next=&c; c.next=NULL; p=head; /* Êä³öÁ´±í */ do{ printf(\ge); p=p->next; }while(p!=NULL); } 16¡¢/*ÊäÈëÒ»¸ö×Ö·û´®£¬ÅÐ¶ÏÆäÊÇ·ñΪ»ØÎÄ¡£»ØÎÄ×Ö·û´®ÊÇÖ¸´Ó×óµ½ÓÒ¶ÁºÍ´ÓÓÒµ½×ó¶ÁÍêÈ«ÏàͬµÄ×Ö·û´®¡£*/ #include { char s[100]; int i,j,n; printf(\ÊäÈë×Ö·û´®£º\\n\ gets(s); n=strlen(s); for(i=0,j=n-1;i 29 / 30 if(i>=j) printf(\ÊÇ»ØÎÄ´®\\n\ else printf(\²»ÊÇ»ØÎÄ´®\\n\} 17¡¢/*ðÅÝÅÅÐò£¬´ÓСµ½´ó£¬ÅÅÐòºó½á¹ûÊä³öµ½ÆÁÄ»¼°Îļþmyf2.out*/ #include for(i=0;i<=n-1;i++) for(j=0;j if(a[j]>a[j+1]) {t=a[j];a[j]=a[j+1];a[j+1]=t;} } main() {int a[10]={12,45,7,8,96,4,10,48,2,46},n=10,i; FILE *f; if((f=fopen(\ printf(\fun(a,10); for(i=0;i<10;i++) {printf(\ fprintf(f,\ } fclose(f); } 18¡¢±àдº¯Êýcountpi£¬ÀûÓù«Ê½ ¼ÆËã¦ÐµÄ½üËÆÖµ£¬µ±Ä³Ò»ÏîµÄֵСÓÚ10-5ʱ£¬ÈÏΪ´ïµ½¾«¶ÈÒªÇó£¬ÇëÍêÉÆº¯Êý¡£½«½á¹ûÏÔʾÔÚÆÁÄ»Éϲ¢Êä³öµ½Îļþp7_3.outÖС£#include int m=1; double temp=1.0,s=0; while(temp>=eps) { s+=temp; temp=temp*m/(2*m+1); m++; } return(2*s); } main() {FILE *fp; double eps=1e-5,pi; if((fp=fopen(\ { printf(\ exit(0); } pi= countpi(eps); printf(\fprintf(fp,\fclose(fp); } 30 / 30